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DATA CONVERSION: HTMLDecode Function

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Go to Data Conversion ASP Functions Category

HTMLDecode Function: Decodes an HTML encoded string.

Description:

The HTMLDecode function decodes an HTML encoded string back into the original html code.
Use the GetWebPage function to grab some html use the server.htmlencode method to encode it and finally, decode the encoded HTML back into code.
If it works, you see the generated html of the web page.

Syntax:

string = HTMLDecode(encodedstring)

Example:

<%
Response.Write HTMLDecode(Server.HTMLEncode(GetWebPage("http://www.lycos.com/")))
%>

ASP Source Code:

<%
Private Function HTMLDecode(byVal encodedstring)
    Dim tmp, i
    tmp = encodedstring
    tmp = Replace( tmp, """", chr(34) )
    tmp = Replace( tmp, "<"  , chr(60) )
    tmp = Replace( tmp, ">"  , chr(62) )
    tmp = Replace( tmp, "&" , chr(38) )
    tmp = Replace( tmp, " ", chr(32) )
    For i = 1 to 255
        tmp = Replace( tmp, "&#" & i & ";", chr( i ) )
    Next
    HTMLDecode = tmp
End Function
%>

asp functions

Array (16) - Procedures useful for working with arrays.

Data Conversion (13) - Conversion procedures convert data from one format to another.

Database (19) - Procedures to access a database and work with it's contents.

Date/Time (17) - Procedures to deal with date and time.

Debugging (1) - Procedures to help in script debugging

Email (2) - Email related functions

File/Folder read/write (16) - Procedures to work with files or folders on the server.

HTML Retrieval and Parsing (4) - Procedures for retrieving html and parsing it.

Math (7) - Procedures that perform mathematical operations.

Number (16) - Procedures useful for numbers.

Other (9) - Miscellaneous procedures

Path (6) - Procedures for working with absolute and virtual paths.

String (38) - Functions to manipulate, alter and check strings.

Array (16) - Procedures useful for working with arrays.

ArrayAverage Function - Calculate the Average of Items in a Numeric Array

bIsInArray Function - Determine if a Value/Object exists in an any kind multidimensional array.

CombSort Function - Sorts an array alphabetically (A - Z) or numerically (low to high).

ExchangeSort Function - Sorts an array alphabetically (A - Z) or numerically (low to high).

HasDups Function - Indicates if an array has at least one duplicate value.

ItemArrayPos Function - Check to see if element exists and return the position in the array.

MaxValOfIntArray Function - Get The max value of an Int Array without sorting

MultiArraySort Function - Sorts multidimensional arrays by column either ascending or descending.

RandomArray Function - Randomizes an Array's content's order

RemDups Function - RemDups removes duplicates from an array and returns a new array with no duplicates.

RemoveItemFromArray Function - Remove an Item from an Array

RevArray Function - Reverses the order of an array.

SelectionSort Function - Sorts an array alphabetically (A - Z) or numerically (low to high).

SplitMulti Function - Split function variation that accepts multiple separators

SplitRegExp Function - Uses a regular expression to split a string into an array of elements.

StrToArray Function - Converts a string or integer to an array of characters/bytes.

Data Conversion (13) - Conversion procedures convert data from one format to another.

CBit Function - Work with SQL Server BIT fields? This function converts anything to a bit value (integer 1 or 0)

Decrypt Function - Changes an encrypted string into readable text.

DegC Function - Converts a Fahrenheit temperature into a Celsius temperature.

DegF Function - Converts a Celsius temperature into a Fahrenheit temperature.

DegK Function - Converts Celcius temperatures to Kelvin.

Encrypt Function - Encrypts a string.

HTMLDecode Function - Decodes an HTML encoded string.

IPAddressToNumber Function - Convert an IP address to IP number

MetricToStandard Function - Translates a Metric measure into a US Standard measure.

Nautical/Flight Functions - Ten functions performing nautical/Flight conversion calculations

NumericToRoman Function - Converts numbers to roman format.

ProperCase Function - Returns a string in proper case.

StandardToMetric Function - Translates a US Standard measure into a Metric measure.

Database (19) - Procedures to access a database and work with it's contents.

CompactDB Function - Compact an MS Access database.

DateDB Function - Prepare date to be stored into a database in ISO format.

EscapeApos Function - EscapeApos properly escapes varchar input for sql server as well as MS Access.

EscapeBit Function - Escapes a boolean field for sql statements (sql server).

EscapeDate Function - Escapes a variant date for sql server.

EscapeInt Function - Escapes a number for sql statements (sql server).

MkDatabase Function - Creates an empty Microsoft Access Database.

NoSQLInjection Function - Protection against an SQL Injection attempt.

Procedures Function - Returns an array containing the names of all procedures in a database.

RecordCount Function - Returns the record count returned by an SQL statement.

RecordCount2 Function - Returns the record count returned from a given database Table.

RecSet Function - Returns a two-dimensional array representing the resultant recordset of an SQL query.

SQL_Boolean Function - Prepare booleans for SQL query.

SQL_Currency Function - Prepare currency for SQL query.

SQL_Date Function - Prepare dates for SQL query.

SQL_Numeric Function - Prepare numerics for SQL.

SQL_String Function - Prepare strings for SQL

SqlExec Statement - Executes an sql statement that returns no records on a database.

Tables Function - Returns an array of all table names in a database.

Date/Time (17) - Procedures to deal with date and time.

CheckDayLightSavings Function - Check if a passed datetime value is in Daylight Savings Time.

ExaxtAge Function - Calculate a Person's age

GetDaysInMonth Function - How many days in a given month

GetFirstOfMonth Function - Returns a date variable containing the first day of the month submitted.

GetLastOfMonth Function - Returns the last day for a given date.

GetStandardChangeDate Function - Returns daylight saving change date (Last Sunday in October)

GetwWorkDays Funcion - Get work days between a interval

IsLeapYear Function - Function to determine if a given Year is a Leapyear

Military2TwelveHour Function - Convert military time to twelve hour format.

MilitaryTime Function - Formats a time measure into proper Military time (24 hr).

NthPreviousWeekdayDate Function - Find the previous specified day of week before the specified date.

NthWeekdayDate Function - Find the date of the specified day within the month.

SecondsToTime Function - Coverts seconds to hh:mm:ss format.

SwapDate Function - Changes an US into an Internationally formatted date (mm/dd/yy-dd/mm/yy) and vice-versa.

TimeInRange Function - Determine if the current Time falls within a range

TimeToSeconds Function - Converts hh:mm:ss to seconds.

WeekNumber Function - Retrieve The Week Number For a Given Date

Debugging (1) - Procedures to help in script debugging

Script_Variables Procedure - Debug your script variables collection

Email (2) - Email related functions

AsciiCode Function - Converts email address to ASCII Character codes. Stop spam bots/spiders.

Emailer Function - Send email using either CDOSYS, JMail, CDONTS or AspEmail components

File/Folder read/write (16) - Procedures to work with files or folders on the server.

DoExecute Function - Open an ASP file and execute its contents (instead of using an Include or Server.Execute()).

FileCopy Statement - Copies a file or folder.

FileCount Function - Count files in a given folder.

FileCreate Statement - Creates a file.

FileDateTime Function - Returns the time and date a file was last modified.

FileDelete Statement - Deletes one or more files.

FileFind Function - Checks for the existence of a file

FileRead Function - Read a text file.

FileRename Statement - Renames a file.

FileSize Function - Returns a long representing the size of a file in bytes.

FileWrite Statement - Writes to a text file.

FolderCount Function - Count sub folders in a given folder.

FolderCreate Statement - Creates a directory or folder.

FolderDelete Statement - Deletes a directory or folder.

FolderFind Function - Checks for the existence of a folder.

LastUpdated Function - Retrieve the last updated date of a page.

HTML Retrieval and Parsing (4) - Procedures for retrieving html and parsing it.

GetHrefs Function - GetHrefs Function parses a string for html anchor tags and returns them.

GetWebPage Function - Returns the html source code of a specified web address.

HighLight Function - HighLight keywords in a string.

ParseURL Function - Parses a portion of a URL.

Math (7) - Procedures that perform mathematical operations.

CalcArea Function - Calculates the area of a triangle, square, rectangle, etc...

CalcSphereSurface Function - Calculates the surface of a sphere

CalcSphereVolume Function - Calculates the volume of a sphere

Ceiling Function - Ceiling returns the smallest integer greater than or equal to the given numeric expression.

Floor Function - Floor returns the largest integer less than or equal to the given numeric expression.

Math Functions - Various Mathematical Functions

Pi Function - Returns the mathematical constant Pi.

Number (16) - Procedures useful for numbers.

AddLeadingZeros - Creates a number having a given length, by adding zeros to the front of the number until the length is met.

BaseN2Decimal Function - Converts any base to base 10.

CBin Function - Convert a numeric value to binary

Decimal2BaseN Function - Converts base 10 to any base.

Hex2Dec Function - Converts an Hexadecimal value to Decimal.

IncrTextString Function - Increment a Text String (from ABY to ABZ to AZA etc.)

Int32Parse Function - Replaces Int32.Parse() method from ASP.NET

IsNaN Function - Determines whether or not a variant is numeric and convertable to a sub type of double.

IsOdd Function - Determines if a number is odd as opposed to even.

IsPrime Function - Checks to see if a number is a primary number.

IsWhole Function - IsWhole determines whether or not a numeric variant is a whole number or not.

MkRnd Function - Creates a random number of a specified length.

NewCInt Function - A more convenient CInt.

NumberToLetter Function - Convert any number to a string equivalent (like Excel column letters)

NumberToString Function - Convert any number to a string

ProperNum Function - Returns a properly formatted number: 1 > 1st, 123 > 123rd.

Other (9) - Miscellaneous procedures

CheckReferer Function - Validate referer URLs.

ExpireImage Function - Show a expiry image

IIF Function - IIF Function from Visual Basic.

ListApplications Statement - List all Application variables

ListSessions Statement - List all Session variables.

NATOSpelling Procedure - Convert to the NATO international phonetic alphabet

QueryStringBuilder Function - This function replaces or add specified variables In the existing QUERY_STRING

RequestToVar Function - Retrieve all variables from each type of Request and assign variables to them

W Statement - Response.Write replacer

Path (6) - Procedures for working with absolute and virtual paths.

GetAbsolutePath Function - Convert a relative path to an absolute path

GetCurPageName Function - This function let you get the current page name.

GetCurPagePath Function - This function let you get the current page path.

GetCurPageURL Function - How to get the current page URL

Root Function - Returns the root folder of the server.

UnMappath Function - Returns a string representing the virtual location of an absolute path.

String (38) - Functions to manipulate, alter and check strings.

AddChr Function - Adds characters to a string in a specific location.

AddZero Function - Adds leading zeroes to a specified length.

BinaryToString Function - Converts the binary content to text.

CountWord Function - Counts the number of words in a string.

Format Function - Formats a number, date or time based on the user entered format type.

FormatString Function - Formats a string upon a reference mask.

FormatTxt Function - Formats a string with special HTML characters.

GetAlphaRegExp Function - Get only non numerics from a given alphanumeric string.

GetNumberRegExp Function - Get only numbers from a given alphanumeric string.

HexToStr Function - Converts an Hexadecimal string to its value.

InstrCount Function - Count the number of occurrences of a character sequence in a String

IsAlpha Function - Allows only white space, letters of the alphabet, and underscore characters to pass as valid input.

IsAlphaNumeric Function - Allows only white space, letters, numbers, and underscore characters to pass as valid input.

IsBlank Function - Check if a variable, string, object or array is empty

IsLike Function - Compares a string to a regular expression.

LinkURLs Function - Transforms URL or Email to Links

MidRev Function - Same as Mid() Function but in reverse.

OnlyNumbers Function - Trim Non-numeric Characters Using ASCII

RandomPassword Function - Generate a random password of defined length.

RemChr Function - Removes unwanted characters from a string.

RepCR Function - Replace carriage returns with HTML BR

StrBanned Function - Ban form input containing unwanted text

StrCensor Function - Removes disallowed words from a string.

StrCheck Function - Checks a string for a specified length.

StrCutOff Function - This function allows to control the length of a string.

StrExpand Function - Expands a string by inserting spaces between characters and three spaces when it encounters a space.

StripASPCodeRegExp Function - Strips/replaces any ASP Code that may be found in a string.

StripHTML Function - Removes HTML code from a string.

StripHTMLRegExp Function - Allow users to post safe HTML to your site.

StripSpaces Function - Removes all white space from a string.

StrRepeat Function - VBScript String() Function replacement that supports multiple characters

StrToHex Function - Converts a string to its hex value.

TrimCHR Function - Trim leading and trailing comma or other character or string from a string.

TrimEx - Trims a string of all leading and trailing whitespace.

UniqueChars Function - Return and Count Unique Characters from a String

URLDecode Function - Decodes a urlencoded string.

URLDecode2 Function - Decodes a urlencoded string.

ValidationCode Function - Generate a random code of defined length.

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